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Finding the Fourth Proportional to 1,297.55, 1,944.97 and 566.93

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Solution

The fourth proportional to 1,297.55, 1,944.97 and 566.93 is: 849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297.55 : 1,944.97 = 566.93 : x
  2. Step 2: Convert to fraction form
    1,297.55/1,944.97 = 566.93/x
  3. Step 3: Cross multiply
    1,297.55x = 1,944.97 × 566.93
  4. Step 4: Simplify right side
    1,297.55x = 1,102,665.29
  5. Step 5: Solve for x
    x = 1,102,665.29/1,297.55
  6. Step 6: Final answer
    x = 849.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.